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-rw-r--r--src/utils/fastsqrt.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/utils/fastsqrt.h b/src/utils/fastsqrt.h
index 8da1d354..afadb901 100644
--- a/src/utils/fastsqrt.h
+++ b/src/utils/fastsqrt.h
@@ -5,6 +5,8 @@
* http://www.math.purdue.edu/~clomont/Math/Papers/2003/InvSqrt.pdf
*
* Unfortunately the original creator of this function seems to be unknown.
+ *
+ * $Id$
*/
float fastInvSqrt(float x)